Description
Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
High
Integrity (Vulnerable System)
Low
Availability (Vulnerable System)
High
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected products
- Citrix / netscaler_application_delivery_controller14.1-66.68 – 14.1-66.68
- Citrix / netscaler_application_delivery_controller13.1-37.272
- Citrix / netscaler_application_delivery_controller13.1-37.272
- Citrix / netscaler_application_delivery_controller13.1 – 13.1-63.18
- Citrix / NetScaler Gateway13.1 – 13.1-63.18
- NetScaler / ADC14.1 – 72.61
- NetScaler / ADC13.1 – 63.18
- NetScaler / ADC14.1 FIPs – 72.61
- NetScaler / ADC13.1 FIPS and NDcPP – 37.272
- NetScaler / Gateway13.1 – 63.18
- NetScaler / Gateway14.1 – 72.61
News coverage
- Citrix Patches Six NetScaler Flaws Allowing File Read and Denial-of-ServiceThe Hacker News · 7/1/2026
Updated 14m ago · 8 sources